22536419 has 2 divisors, whose sum is σ = 22536420. Its totient is φ = 22536418.

The previous prime is 22536403. The next prime is 22536421. The reversal of 22536419 is 91463522.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22536419 - 2⁴ = 22536403 is a prime.

It is a super-2 number, since 2×22536419² = 1015780362687122, which contains 22 as substring.

Together with 22536421, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (22536439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11268209 + 11268210.

It is an arithmetic number, because the mean of its divisors is an integer number (11268210).

Almost surely, 2^22536419 is an apocalyptic number.

22536419 is a deficient number, since it is larger than the sum of its proper divisors (1).

22536419 is an equidigital number, since it uses as much as digits as its factorization.

22536419 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12960, while the sum is 32.

The square root of 22536419 is about 4747.2538377466. The cubic root of 22536419 is about 282.4630447391.

The spelling of 22536419 in words is "twenty-two million, five hundred thirty-six thousand, four hundred nineteen".